Home / 8,386.47-11,572.63-4,609.53

Finding the Fourth Proportional to 8,386.47, 11,572.63 and 4,609.53

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Solution

The fourth proportional to 8,386.47, 11,572.63 and 4,609.53 is: 6,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.47 : 11,572.63 = 4,609.53 : x
  2. Step 2: Convert to fraction form
    8,386.47/11,572.63 = 4,609.53/x
  3. Step 3: Cross multiply
    8,386.47x = 11,572.63 × 4,609.53
  4. Step 4: Simplify right side
    8,386.47x = 53,344,373.64
  5. Step 5: Solve for x
    x = 53,344,373.64/8,386.47
  6. Step 6: Final answer
    x = 6,360.77

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.